This research study about rainfall pattern in Thailand due to the influenced of the tropical cyclone. The annual rainfall analysis was derived from the Thai Meteorological Department (TMD) since 1 9 7 1 -2 0 0 0. The analysis of annual rainfall used composite analysis and classification of rainfall patterns with cluster analysis. To measuring the similarity between the rainfall patterns in each year by hierarchical clustering method. In addition use to Single Linkage rules for grouping the rainfall pattern and using the distance between the units close together as possible into consideration. The summarized of rainfall pattern due to the influenced of the tropical cyclone are usually found in the eastern and northeastern regions of Thailand. It is found that a heavy rainfall. The rainfall pattern in the western regions of Thailand has the least amount of rainfall as a result of drought.

The purposes of the research was to develop the system consulting for quality assurance Rajamangala University of Technology Phra Nakhon including found out the quality by the experts and the system users’ satisfaction. The research tools were as follows: 1) the system consulting for quality assurance Rajamangala University of Technology Phra Nakhon 2) quality evaluation form and 3) a questionnaire on users’ satisfaction. Tool for system development of this research were Microsoft FrontPage and Macromedia Flash Version 8.0. The research sampling group consisted of 30 the administers and staffs educational from assurance departments. The results of this research was found that the quality evaluated by experts in content towards the system consulting for quality assurance Rajamangala University of Technology Phra Nakhon was as a good level the average mean was as 4.15 and the standard deviation was as 0.63 in order words. The quality evaluated by experts in multimedia was 4.16 on the average or at a good level and the standard deviation was as 0.41 in order words. The users’ satisfaction on the system consulting for quality assurance Rajamangala University of Technology Phra Nakhon was 3.97 on the average or at a good level and the standard deviation was as 0.06. Therefore the system consulting for quality assurance Rajamangala University of Technology Phra Nakhon was able to be used properly.